This survey verified factors that significantly influence user adoption of innovative location-based services. More than 400 participants were asked. The most important resulting factors were found to be: * Usefulness of

This survey verified factors that significantly influence user adoption of innovative location-based services. More than 400 participants were asked. The most important resulting factors were found to be: * Usefulness of the product * privacy protection * Ergonomy and usability issues The text also presents a brief intoduction into diffusion theory.